ACME DNS01 challenge script for HTTPD mod_md MDChallengeDns01 directive — CloudFlare

acme-dns01-cloudflare

#!/usr/bin/env sh

# Env vars CLOUDFLARE_API_TOKEN is required in any case
# Script require cURL an jq

CLOUDFLARE_API_URL=${CLOUDFLARE_API_URL:-"https://api.cloudflare.com/client/v4/"}


request() {
  curl -sX${1} \
    -H "Content-Type: application/json;charset=utf-8" \
    -H "Authorization: Bearer ${CLOUDFLARE_API_TOKEN}" \
    -d "${3}" \
    "${CLOUDFLARE_API_URL}${2}"
}

zoneId() {
  request GET "zones?name=${1}" | jq -r .result[0].id
}



setup() {
  ${0} teardown "${@}"

  local zoneId="$(zoneId ${1})"

  request POST "zones/${zoneId}/dns_records" "{\"type\": \"TXT\",\"name\": \"_acme-challenge.${1}\",\"content\": \"${2}\"}" > /dev/null
}

teardown() {
  local zoneId="$(zoneId ${1})"
  local records="$(request GET "zones/${zoneId}/dns_records?type=TXT&name=_acme-challenge.${1}" | jq -r .result[].id)"

  for record in ${records}; do
    request DELETE "zones/${zoneId}/dns_records/${record}" > /dev/null
  done
}



call=${1}

shift
${call} "${@}"